CN103997980B - Tissue stitching instrument - Google Patents
Tissue stitching instrument Download PDFInfo
- Publication number
- CN103997980B CN103997980B CN201280058416.8A CN201280058416A CN103997980B CN 103997980 B CN103997980 B CN 103997980B CN 201280058416 A CN201280058416 A CN 201280058416A CN 103997980 B CN103997980 B CN 103997980B
- Authority
- CN
- China
- Prior art keywords
- tissue
- protuberance
- press section
- stitching instrument
- aperture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0469—Suturing instruments for use in minimally invasive surgery, e.g. endoscopic surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00482—Digestive system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00482—Digestive system
- A61B2018/00494—Stomach, intestines or bowel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00589—Coagulation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00619—Welding
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/0063—Sealing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
- A61B2018/1823—Generators therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
- A61B2018/1869—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves with an instrument interstitially inserted into the body, e.g. needles
Abstract
【Problem】The present invention, which is provided, can replace the apparatus for the operation that tissue is sutured using needlework or the pin of one pin of stapler one;【Solution】The present inventors has found, by the protuberance and the press section breaking portion of suture object tissue can be made to be in contact with each other or overlap provided with press section and with the tissue stitching instrument for applying the center conductor of microwave and/or the protuberance of external conductor, and then contact or intersection is solidified and/or is bonded using microwave, so as to which suture object tissue be sutured, the present invention this completes.
Description
Technical field
Organization edge is set to be alignd with organization edge the present invention relates to one kind, and substitution is sutured with line and made using microwave
Tissue coagulation or bonding, so as to obtain and apparatus, the i.e. tissue apposition by substantially the same effect of object tissue suture is sutured
Device (stitching unstrument (stitch)).
In addition, this application claims using Application No. 2011-273043 Japan Patent as priority, and quoted in
This is used as reference.
Background technology
The equipment to support operation has been developed using microwave at present, by the exploitation of the present inventors, is being solidified, is being cut
Disconnected, stripping, puncture and seal aspect have reached practical level.For example, there is microwave coagulation puncture needle and water-tight equipment.But
It is that, as when the tissue such as mesenterium is sutured to each other, need not can carry out suturing fixed using the pin of one pin of needlework one
The apparatus of operation, only stapler (stapler).Therefore, the people for implementing operation needs long working or tool in suture
There is superb technology, and then be possible to the foreign matters such as line or stapler being retained in operative site.
At present, it has been related to the reported literature of stitching devices sutured using microwave (with reference to patent document 1).But
It is that its structure and the structure of the tissue stitching instrument of the present invention are entirely different.And then, its complex structure and be difficult to as easy device
It is practical.Also, it is necessary to suture gastrointestinal wall in the operation using endoscope, but operation can not be carried out by endoscope.
Therefore, expect to develop to replace and utilize line or stapler by the apparatus of tissue apposition (bonding).
[prior art literature]
[patent document]
Patent document 1:JP Publication, Unexamined Patent No. 11-47144 number
The content of the invention
The present invention in order to solve the above problems, develop it is a kind of can replace utilize needlework or stapler suture tissue
The apparatus of operation.
The present inventors has found after conscientiously being studied repeatedly to solve the above problems, provided with press section and with micro- for applying
The tissue stitching instrument of the center conductor of ripple and/or the protuberance of external conductor can make seam by the protuberance and the press section
The breaking portion for closing object tissue is in contact with each other or overlapped, and then tissue is mutually pressed into aperture, is then made by microwave
Partially solidified and/or bonding is squeezed into contact or coincidence, so that object tissue suture will be sutured, this completes the present invention.
For in further detail, push two opposite protuberances to tissue in the way of mutually staggering, and using wherein
One protuberance extrudes tissue, and then being tossed about the tissue of similarly extrude using another protuberance slave phase, so that suture pair
As the breaking portion of tissue is in contact with each other or overlaps, contact or intersection is then set to solidify and/or bond by microwave, by
This can be by suture object tissue suture.
In addition, after the protuberance for extruding tissue is removed, the tissue coagulation or being fixed together, tissue is mutually being squeezed
It is fixed together while pressure with opposite side tissue engagement, its support is reinforced, so that substantially same during linear slit conjunction with utilizing
Ground completes suture (b in reference picture 2C, Fig. 3).
That is, the present invention constitutes as follows.
1. a kind of tissue stitching instrument, it is characterised in that provided with press section and with for apply microwave center conductor and/
Or the protuberance of external conductor, also, the breaking portion of suture object tissue is made by the protuberance and the press section
It is in contact with each other or overlaps, and then contact or intersection is solidified and/or is bonded using microwave, so that object tissue will be sutured
Suture.
2. the tissue stitching instrument as described in above-mentioned 1, it is characterised in that provided with more than two opposite press sections, with
And protuberance, the protuberance is respectively fixed with more than one on the press section and led with being used to applying the center of microwave
Body and/or external conductor, also, the breaking portion of suture object tissue is made by opposite respectively press section and protuberance
It is in contact with each other or overlaps, and then contact or intersection is solidified and/or is bonded using microwave, so that object tissue will be sutured
Suture.
3. the tissue stitching instrument as described in above-mentioned 1 or 2, it is characterised in that aperture is provided with the press section, described small
Hole also, by opposite protuberance respectively and is squeezed as the patchhole for the protuberance being fixed on opposite press section
Aperture on splenium and the breaking portion of suture object tissue is in contact with each other or is overlapped, and then make using microwave contact or again
Partially solidified and/or bonding is closed, so that will suture object tissue suture.
4. the tissue stitching instrument as described in above-mentioned 3, it is characterised in that by opposite respectively protuberance and press section
Aperture and the breaking portion of suture object tissue is in contact with each other or is overlapped, and then tissue is mutually pressed into aperture, and profit
Contact or intersection is set to solidify and/or bond with microwave, so that will suture object tissue suture.
5. the tissue stitching instrument as any one of above-mentioned 2~4, it is characterised in that the tissue stitching instrument, which has, to be cut
The structure of knife-edge shape, the press section is fixed on each point of a knife of scissors, also, by holding the handle of scissors, and utilize
Respectively opposite protuberance and aperture on press section and/or press section and the breaking portion of suture object tissue is connect each other
Touch or overlap, and then contact or intersection is solidified and/or is bonded using microwave, so that will suture object tissue suture.
6. the tissue stitching instrument as any one of above-mentioned 3~5, it is characterised in that the protuberance more than described two
Be formed as row, and then more than two apertures are again formed as row, so that aperture, which turns into, is formed as row and opposite protuberance
Patchhole.
7. the tissue stitching instrument as described in above-mentioned 6, it is characterised in that described to be classified as multiple row.
8. the tissue stitching instrument as any one of above-mentioned 3~5, it is characterised in that the protuberance is formed as wire
Protuberance, and then the aperture in can turn into wire protuberance patchhole structure.
9. the tissue stitching instrument as any one of above-mentioned 1~6, it is characterised in that center conductor is provided with protuberance,
Press section is provided with external conductor.
10. the tissue stitching instrument as any one of above-mentioned 1~6, it is characterised in that the tissue stitching instrument is provided with two
Group difference opposite protuberance and aperture, also, center conductor is provided with a protuberance, provided with outer in another protuberance
Portion's conductor.
11. the tissue stitching instrument as any one of above-mentioned 1~10, it is characterised in that the protuberance, the center
The diameter of conductor and/or the external conductor diminishes gradually or steppedly with towards front end.
12. the tissue stitching instrument as any one of above-mentioned 1~10, it is characterised in that the protuberance is in split knot
Structure.
(invention effect)
, it is necessary to be sealed tissue space by shirtsleeve operation in operation.For example, the mesenterium after by excision small intestine
Sealed when edge is sutured to each other, it is necessary to close spininess using linear slit at mutual adjacent edges position.But, it there is no so far
The apparatus for the suture that membranoid substance and membranoid substance are bonded with each other can be replaced.
Tissue stitching instrument of the present invention almost can be completed just in a flash with identical behaviour is pricked, sutured with knot
Make.By repeatedly implementing the operation, the sealing of long mesentery can be easily accomplished in a short time.And then, in enteron aisle suture etc.
When a certain position of middle sensation suture is weak, just it can obtain as long as only applying microwave compared with the marginal portion of weak part to this and utilize pin
Linear slit closes identical effect.
In the tissue stitching instrument of the present invention with the press section for being fixed with multiple protruding portion in the plane, by holding repeatedly
The clamping of the dihedral tissue of row tool and the operation for applying microwave, can make the tissue of wire or planar mutually solidify or glue
Close.
Brief description of the drawings
A in Fig. 1 is the protuberance 6 and the enlarged drawing of press section 1 of the tissue stitching instrument of the present invention, in base shape
Press section 1 is provided with the aperture 3 inserted for protuberance 6, and the breaking portion for suturing object tissue is being clamped each other and is applying pressure
During power, protuberance 6 is by the Tissue approximation to press section 1.B in Fig. 1 is the tissue stitching instrument of the scissors shape of the present invention
Pilot sample, by being clamped the breaking portion for suturing object tissue each other and holding handle 8, so as to be incited somebody to action by protuberance 6
The Tissue approximation is on press section 1.
Fig. 2A is the press section 1 and the figure of one of protuberance 6 in base shape for representing the tissue stitching instrument of the present invention,
And be from top and figure when being in the press section 1 of base shape from transverse direction.
Fig. 2 B are the figures of one for representing that the tissue stitching instrument of the present invention is overall.
Fig. 2 C are the figures for the use example for representing the tissue stitching instrument of the present invention, and two protuberances 6 respectively arrive Tissue approximation
On opposite press section 1, in addition, in addition to puncture is with aciculiform shape, protuberance 6 can also be in opening structure or tapering knot
Structure.
Fig. 2 D are the figures for the use example for representing the tissue stitching instrument of the present invention, in the protrusion of the press section 1 in base shape
Portion 6 is provided with blade, and the blade is opposite rather than opposite with the press section of base shape across tissue etc. each other, leads to
Cross and apply microwave from knife-edge leading end portion and be compressed, so that tissue coagulation.
Fig. 3 is the closure experiment for the mesenterium cut for representing pig, the figure of the use example of tissue stitching instrument i.e. of the invention.
Wherein, a represents that cut-off lines are alignd, clamp and extruded, and then applies microwave and carries out solidification processing, b is represented by holding
Three solidification operations of row, so as to apply the situation that pulling force also keeps bonding even if to incision site.
Fig. 4 represent the present invention tissue stitching instrument have needle-like (diameter of center conductor 2 with towards front end gradually or
Diminish steppedly;A in reference picture 5) protuberance 6 when electric field (E-Field) (V/ for being produced by irradiating microwaves
M), and represent can fully to suture target location around apply microwave.
A in Fig. 5 represents the tapering protuberance 6 in front end, and B represents that front end is tapering and in the protuberance 6 to opening structure, C tables
Show in the protuberance 6 to opening structure.
(symbol description)
1:Press section
2:Center conductor
3:Aperture
4:Tissue
5:Gap
6:Protuberance
7:Point of a knife
8:Handle
9:External conductor
10:Insulator
Embodiment
Hereinafter, embodiments of the present invention are illustrated with reference to the accompanying drawings.But, these accompanying drawings are simply symbolically represented
One of present invention, the present invention is not limited thereto.
The present invention principle be:With more than two opposite press sections 1, more than one protuberance 6 and
Aperture 3, wherein, protuberance 6 is fixed on the press section and with the center conductor 2 and/or external conductor for being used to apply microwave
9, aperture 3 turns into the patchhole for the protuberance being fixed on opposite press section, therefore, makes the opposite phase of press section 1
Mutually during alignment, it can extrude untill plane contact (Fig. 1).
For in further detail, carried out by the way that the different tissues being clipped between opposite press section are mutually directed towards into side
Extrude and apply microwave, so that it solidifies.
In addition, microwave is that therefore, tissue stitching instrument of the invention needs from center conductor directive external conductor 9 in principle
Provided with center conductor and external conductor 9.For example, when protuberance 6 has center conductor 2 and the two conductors of external conductor 9, energy
Enough breaking portions to suturing object tissue apply microwave.In addition, when protuberance 6 only has center conductor 2, as long as other are prominent
Going out portion 6 or press section 1 has external conductor 9.And then, when protuberance 6 only has external conductor 9, as long as other are protruded
Portion 6 or press section 1 have center conductor 2.
The pilot sample of the tissue stitching instrument of the present invention is shown in Fig. 1.The tissue stitching instrument of the present invention is characterised by long
The form of shaft-like protuberance 6 and the form of press section 1, by using the form, can be realized in the stitching processing of tissue etc.
The effect that prior art can not be realized.
The tissue stitching instrument of the present invention has the protuberance 6 of long shaft-like, and the protuberance 6, which at least has, to be used to apply microwave
Center conductor 2 and/or external conductor 9.
The protuberance 6 of long shaft-like is fixed on the press section 1 in base shape, and is preferably formed into the protrusion of long shaft-like
The opposite state in couples of portion 6.It is of course also possible to as requested without the protuberance 6 of long shaft-like is formed as into paired, separately
Outside, the protuberance 6 of long shaft-like can also be in the shape of multi-to-multi, or, the protuberance 6 of long shaft-like can also be in pectination (comb-
) or planar like.
In the case where the protuberance 6 of long shaft-like is opposite, the protuberance 6 of long shaft-like is separated by corresponding with the thickness of tissue etc.
Gap and it is opposite, will be clamped as tissue of target etc..
It can be plane in the press section 1 of base shape, but be preferably provided with aperture 3 as opposite side (opposite side) major axis
The patchhole of the protuberance 6 of shape.Aperture 3 is preferably formed into the shape corresponding with the shape of protuberance 6.When protuberance 6 is paired
When, aperture 3 is similarly arranged in pairs.
The tissue stitching instrument of the present invention preferably has scissors shape or the structure of sealer.For example, press section 1 can be consolidated
Be scheduled on each point of a knife 7 of scissors, and hold the handle 8 of scissors, thus using opposite protuberance 6, press section 1 respectively with
And/or aperture 3 on person's press section and the breaking portion of suture object tissue is contacted with each other or is overlapped, and then using microwave
Contact or intersection is set to solidify and/or bond, so that will suture object tissue suture.(b in reference picture 1).
For in further detail, there is the shear action by scissors in the press section 1 of base shape and object group will be sutured
The breaking portion knitted clamps the function of (clamping).In addition, the shape of blade can also slide sword (with reference to international monopoly
WO2008/056732 publications) shape.
The protuberance 6 of illustration is formed as front end tapering (A in reference picture 5) or cylindrical, corner post shape plane.
In this case, microwave transmission with center conductor 2 in the tapering front end position of protuberance 6, cylindric or corner post shape leading section
Expose at position from insulator 10.
In addition, being more preferably characterised by:The diameter of protuberance, center conductor 2 and/or external conductor 9 is with towards front end
Diminish gradually or steppedly.The present inventors have found that above-mentioned tapering protuberance 6 (tapering structure) can have
Effect ground applies microwave to solidification object tissue, and then can reduce the damage for non-condensable object tissue.
In addition, the protuberance of long shaft-like, not only in the case of so-called cylindric or corner post shape center conductor 2 in cylinder
The front end position of shape or corner post shape is exposed from insulating material, and in opening structure, (it is to indulge post along longitudinal direction
One half part of the post after hemisection untill near to center, also, microwave transmission with center conductor 2 pass through post in
The heart, the structure that the center conductor 2 exposes when by hemisection is formed as being provided between center conductor 2 and external conductor 9
The coaxial configuration of insulating barrier, and by it along longitudinally slit, and center conductor 2 along it is longitudinally exposed come split shape;In reference picture 5
C) when, in the longitudinal direction of long shaft-like protuberance, last branch center conductor 2 also exposes from insulating material.
The present inventors have found, can apply micro- to solidification object tissue in the protuberance 6 of above-mentioned split structure
Ripple, and then the damage for non-condensable object tissue can be reduced.
The injection portion of the microwave projected from center conductor 2 can also be opposite opposite side (opposite side) external conductor 9
(such as press section 1, protuberance 6), the position of external conductor 9 can be adjusted according to tissue apposition purpose.For example, can be by
Insulator formation in base shape press section 1 itself, and with by this in base shape press section a part, for example on the outside of
The mode encased sets external conductor 9.
, can also be long by one in opposite protuberance 6 in the case where the protuberance 6 of long shaft-like is in opening structure
Shaft-like protuberance 6 is formed as to opening structure, and the center position of the split structural column in another long shaft-like protuberance 6 is set
The external conductor 9 of form corresponding with split shape.Or, it can also be set in the long center position of of shaft-like protuberance 6 itself
Put center conductor 2, and encased using insulating material, so using external conductor 9 by the part on the outside of its profile or
All encase.
Long shaft-like protuberance 6, the press section 1 in base shape, arm are preferably as follows such formed.
The circular cross section of long shaft-like protuberance 6, ellipse, semicircle, split shape, the length of long shaft-like protuberance 6
For 0.1mm~60mm, more preferably preferably 0.5mm~10mm, 1mm~5mm, specifically for example, 1.0mm~3.0mm
Or about 2.0mm.A diameter of 0.1mm~5mm of long shaft-like protuberance 6, more preferably preferably 0.2mm~3mm, 0.5mm~
2mm, specifically for example, 0.8mm~1.8mm or 1.0mm.
It is circular or square in the press section 1 of base shape, when with a protuberance, the maximum gauge of press section 1
For 1mm~10mm, more preferably preferably 2mm~8mm, 2.5mm~5mm, 2.5mm~4mm more specifically there may be mentioned, for example
Or 3mm.
It is preferred that provided with patchhole of the aperture 3 as long shaft-like protuberance 6 on the press section 1 in base shape.Aperture 3
If the shape and length corresponding with the shape and length of long shaft-like protuberance 6.The maximum gauge of aperture 3 is 0.3mm
~8mm, preferably 0.4mm~5mm, more preferably 0.8mm~4mm, specifically for example, 0.9mm~3.0mm or
1.5mm。
Aperture 3 has the shape corresponding with the shape of long shaft-like protuberance 6, and its depth capacity is according to clamped tissue
It is different and different.It is generally 0.5mm~5mm, more preferably preferably 1.0mm~3mm, 1.5mm~2.5mm, tool
For example, 1.8mm~2.3mm or 2.0mm for body.
It is connected in the press section of base shape with arm, also, provided with microwave transmission in the press section in base shape
With center conductor 2.The diameter of arm is not particularly limited, still, because arm is clamping device, is to be made by arm relatively
The long shaft-like protuberance put and/or tissue is clamped in the press section of base shape, therefore, it can by self-evident method choice
It is able to maintain that the material, thickness and length of respective strengths.For example, when selecting stainless steel, a diameter of 3mm~6mm is left
It is right.
The tissue stitching instrument of the present invention is connected by the microwave transmission portion being made up of coaxial cable with microwave generating apparatus.
In the present invention, center conductor 2 and external conductor 9 are made up of so-called electric conductor.Also, electric conductor is preferably by non-
Magnetic material is formed.As the concrete example of nonmagnetic material material, can enumerate brass (copper+tin), phosphor bronze (copper+tin+phosphorus),
Copper, zinc, gold, silver alloy etc..As long as the thing of the so-called heat resistance of insulator and the property not easily passed through with electric current or heat
Matter, is just not particularly limited.As long as heat resisting temperature is not particularly limited more than about 120 DEG C.
In the case of fixed oscillator, the coaxial cable of connection output source and center conductor 2 turns into microwave transmission portion,
Can use in a tubular form and soft flexible the cable pipe of coaxial cable (parcel).In the case of Portable vibration device,
Microwave transmission portion is electric wire.
In the tissue stitching instrument of the present invention, microwave is applied to seam after coaxial cable from output source by center conductor 2
Close subject's biological tissue etc..In the present invention, it is preferred to which the voltage applied is 1V~60V.When voltage is higher than 60V, to tissue
The damage caused may become big.In addition, why to be less than 15V, because this allows for the hemostasis of minute blood vessel and avoided
Adjacent parts are caused with the condition of the situation of fire damage (cranial surgery).
Fig. 1 is the photo figure of the tissue stitching instrument main body of the present invention.Long shaft-like protuberance 6 can be inserted correspondingly into relative
In the aperture 3 on the press section 1 in base shape put.Microwave transmission center conductor 2 is provided with long shaft-like protuberance 6,
External conductor 9 is wound with neighboring in the press section 1 of base shape (press section 1 is provided with external conductor 9).As long as cutting
Knife holds handle 8 like that, and two long shaft-like protuberance 6 can just be inserted into corresponding aperture 3.
The tissue stitching instrument of the present invention is illustrated in Fig. 2A~Fig. 2 D.
Fig. 2A is to represent the relation between the press section 1, microwave transmission center conductor 2, aperture 3 in base shape
Figure.
Following situations are shown, i.e., in Fig. 2 B:When the tissue stitching instrument of the present invention is provided with the protuberance 6 of long a pair shaft-like,
The protuberance 6 of long a pair shaft-like mutually somewhat staggers, so that the protuberance 6 of long a pair shaft-like can reach opposite side (relatively
Side) in base shape press section 1 and be in contact with it.
Being illustrated in Fig. 2 C will organize 4 to clamp the state that is sutured, and show tissue 4, organize between gap 5,
Opposite long shaft-like protuberance 6, in the contact relation between the press section 1 of base shape.Say in further detail, two major axis
The protuberance 6 of shape is mutually directed towards side extruding tissue 4, so as to be compressed to the tissue 4 and it is solidified or is bonded.
Another shape of the tissue stitching instrument of the present invention is shown in Fig. 2 D, is opposite but not in the protuberance 6 of long shaft-like
The form contacted with the press section 1 in base shape.In figure 2d, tissue 4 is clamped using the protuberance 6 of two long shaft-like to go forward side by side
Row compression is so that its solidification or bonding.
Following situations are shown, i.e., in a in Fig. 3:After the mesenterium of pig is cut, the tissue stitching instrument of the present invention is utilized
Protuberance 6 and press section 1 clamp each broken ends of fractured bone (organization edge), and extruded, apply microwave, thus with identical with suture
Effect close mesenterium.
Show that the line after the closed procedure is applied pulling force to confirm sewing effect in b in Fig. 3.This is the mesenterium of pig
The closure experiment of cut, compared with situation about being sutured currently with line, the speed for completing suture improves several times, and
The stability of obtained suture site is very outstanding.Moreover, without being taken out stitches after surgery, it is achieved thereby that will not be residual in vivo
The operation of foreign matter is stayed, it is extremely outstanding tissue stitching instrument to thereby confirm that it.
When in use, out connector is connected with the tissue stitching instrument of the present invention, and makes the protuberance 6 and mesh of long shaft-like
The suture site of mark tissue 4 contacts and clamped, and then applies microwave, so that the mutual about 1.5mm thickness of destination organization
Partially solidified or bonding, is thus sutured tissue.
(industrial applicability)
As mentioned above, tissue stitching instrument of the invention is in the surgery process field of medical field, by being used as
Suture biological tissue of object etc. and apply microwave, so as to be sutured to the realization in a big way of biological tissue.Enabling in particular to should
In suture for mesentery, enteron aisle, blood vessel etc..Therefore, tissue stitching instrument of the invention be it is simple to operate and can be easily real
The operating theater instruments of existing tissue apposition.In addition, mist or cigarette will not be produced, and hemostatic capability is extremely outstanding, so as to also be adapted for making
For the operating theater instruments in the confined space.
Claims (8)
1. a kind of tissue stitching instrument, it is characterised in that
Provided with more than two opposite press sections and protuberance, wherein, the protuberance is solid respectively on the press section
Surely there is more than one and with the center conductor and/or external conductor for being used to apply microwave, the press section is provided with aperture, institute
Stating aperture turns into the patchhole for the protuberance being fixed on the opposite press section,
The front end of the protuberance be formed as columned plane, the plane of corner post shape or the protuberance be in opening structure,
By the way that two opposite protuberances to be pushed to tissue by way of mutually staggering, and it is described prominent using one of them
Go out portion's extruding tissue, and then the tissue is similarly extruded from the opposite side of the tissue using protuberance another described, also, it is logical
Cross the opposite respectively protuberance and aperture on the press section and the breaking portion of suture object tissue is connect each other
Touch or overlap, and then contact or intersection is solidified and/or is bonded using microwave, so that suture object tissue be glued
Close.
2. tissue stitching instrument as claimed in claim 1, it is characterised in that
The breaking portion of suture object tissue is made by the aperture on the opposite respectively protuberance and the press section
Be in contact with each other or overlap, and then tissue is mutually pressed into aperture, and made using microwave contact or intersection solidify and/or
Bonding, so that suture object tissue be bonded.
3. tissue stitching instrument as claimed in claim 1, it is characterised in that
The tissue stitching instrument has the structure of scissors shape,
The press section is fixed on each point of a knife of scissors,
By holding the handle of scissors, and utilize the opposite protuberance and the press section and/or the extruding respectively
Aperture in portion and the breaking portion of suture object tissue is in contact with each other or is overlapped, and then make using microwave contact or coincidence
Partially solidified and/or bonding, so that suture object tissue be bonded.
4. tissue stitching instrument as claimed in claim 3, it is characterised in that
More than two protuberances are formed as row, and then more than two apertures are again formed as row, so that aperture turns into shape
Patchhole as row and opposite protuberance.
5. tissue stitching instrument as claimed in claim 4, it is characterised in that described to be classified as multiple row.
6. tissue stitching instrument as claimed in claim 1, it is characterised in that
The protuberance is formed as the protuberance of wire, and then the aperture is in the knot for the patchhole that can turn into wire protuberance
Structure.
7. tissue stitching instrument as claimed in claim 1, it is characterised in that
It is provided with one protuberance in center conductor, another described protuberance and is provided with external conductor,
Also, by the flowing of the microwave between the protuberance, contact or intersection is solidified and/or is bonded, so that will
Suture object tissue is bonded.
8. tissue stitching instrument as claimed in claim 1, it is characterised in that
The diameter of the center conductor and/or the external conductor diminishes gradually or steppedly with towards front end.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011273043 | 2011-12-14 | ||
JP2011-273043 | 2011-12-14 | ||
PCT/JP2012/082583 WO2013089257A1 (en) | 2011-12-14 | 2012-12-14 | Tissue suturing device |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103997980A CN103997980A (en) | 2014-08-20 |
CN103997980B true CN103997980B (en) | 2017-07-18 |
Family
ID=48612696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280058416.8A Active CN103997980B (en) | 2011-12-14 | 2012-12-14 | Tissue stitching instrument |
Country Status (5)
Country | Link |
---|---|
US (1) | US9907549B2 (en) |
EP (1) | EP2792327B1 (en) |
JP (1) | JP6120331B2 (en) |
CN (1) | CN103997980B (en) |
WO (1) | WO2013089257A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11653974B2 (en) * | 2016-09-29 | 2023-05-23 | Micron Shiga Inc. | Tissue joiner |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101553177A (en) * | 2006-11-09 | 2009-10-07 | 国立大学法人滋贺医科大学 | Microwave endoscope forceps |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6887240B1 (en) * | 1995-09-19 | 2005-05-03 | Sherwood Services Ag | Vessel sealing wave jaw |
JPH1147144A (en) | 1997-08-06 | 1999-02-23 | Yasuto Takeuchi | Method and device for ultrasonically suturing fenestration |
US6030384A (en) * | 1998-05-01 | 2000-02-29 | Nezhat; Camran | Bipolar surgical instruments having focused electrical fields |
US20020177848A1 (en) * | 2001-05-24 | 2002-11-28 | Csaba Truckai | Electrosurgical working end for sealing tissue |
EP1474045B1 (en) * | 2002-02-13 | 2016-12-07 | Applied Medical Resources Corporation | Tissue fusion/welder apparatus |
US20040006340A1 (en) * | 2002-07-02 | 2004-01-08 | Gyrus Medical, Inc. | Bipolar electrosurgical instrument for cutting, desiccating and sealing tissue |
JP4035100B2 (en) * | 2003-06-09 | 2008-01-16 | 徹 谷 | MEDICAL TREATMENT TOOL AND MEDICAL TREATMENT DEVICE HAVING THE SAME |
JP2005312807A (en) * | 2004-04-30 | 2005-11-10 | Olympus Corp | Energy therapy device |
DE102007010421B4 (en) | 2007-03-01 | 2011-02-17 | Grohmann Engineering Gmbh | Method and device for applying sealing profiles |
US20100249769A1 (en) * | 2009-03-24 | 2010-09-30 | Tyco Healthcare Group Lp | Apparatus for Tissue Sealing |
JP5276081B2 (en) * | 2010-11-22 | 2013-08-28 | 国立大学法人滋賀医科大学 | Microwave surgical device |
US9314295B2 (en) * | 2011-10-20 | 2016-04-19 | Covidien Lp | Dissection scissors on surgical device |
-
2012
- 2012-12-14 JP JP2013549340A patent/JP6120331B2/en active Active
- 2012-12-14 CN CN201280058416.8A patent/CN103997980B/en active Active
- 2012-12-14 EP EP12857306.0A patent/EP2792327B1/en active Active
- 2012-12-14 US US14/365,620 patent/US9907549B2/en active Active
- 2012-12-14 WO PCT/JP2012/082583 patent/WO2013089257A1/en active Application Filing
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101553177A (en) * | 2006-11-09 | 2009-10-07 | 国立大学法人滋贺医科大学 | Microwave endoscope forceps |
Also Published As
Publication number | Publication date |
---|---|
EP2792327A4 (en) | 2015-07-29 |
US9907549B2 (en) | 2018-03-06 |
US20140358165A1 (en) | 2014-12-04 |
CN103997980A (en) | 2014-08-20 |
EP2792327B1 (en) | 2018-10-24 |
JP6120331B2 (en) | 2017-04-26 |
WO2013089257A1 (en) | 2013-06-20 |
EP2792327A1 (en) | 2014-10-22 |
JPWO2013089257A1 (en) | 2015-04-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203970537U (en) | The axis of elongation of surgical instruments and surgical instruments | |
CN108882958B (en) | Microsurgical precision grasping and diathermy clamp for intraocular surgery and diathermy cutting device | |
CN103298425B (en) | For the articulated joint structure of hinged surgical device | |
CN105073032A (en) | Mechanical fasteners for use with surgical energy devices | |
KR20160102200A (en) | Electrosurgical forceps for delivering rf and/or microwave energy into biological tissue | |
US20070088339A1 (en) | Incision and closure surgical device | |
US20050165444A1 (en) | Tissue fusion/welder apparatus corporation | |
CN105025833A (en) | Combination electrosurgical device | |
CN103037794A (en) | Fluid- assisted electrosurgical devices, and methods of manufacture thereof | |
CN103142306A (en) | Vessel sealing using microwave energy | |
CN102481169A (en) | Electrosurgical forceps | |
CN102225026B (en) | Bipolar electric coagulation surgical scissors | |
CN103997980B (en) | Tissue stitching instrument | |
CN205729506U (en) | Surgical device | |
CN108778175A (en) | Electrosurgical cut tool | |
CN103750881A (en) | Snare integrating cold and heat | |
CN109009354A (en) | Abdominocentesis bar and puncture outfit with electric knife and dilating sacculus | |
CN209074814U (en) | Abdominocentesis bar and puncture outfit with electric knife and dilating sacculus | |
JP6525303B2 (en) | Tissue junction | |
CN204562369U (en) | Radio-frequency (RF) ablation array pin | |
CN205041450U (en) | Biopsy forceps with hematostatic function | |
CN204468202U (en) | Incision of skin stiching instrument | |
CN202154745U (en) | Bipolar electric coagulation surgical scissors | |
CN104546121A (en) | Free combination radio frequency ablation needle | |
CN102048565B (en) | Nail bin for automatic pouch suture instrument |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |